#659DEE#659DEE

#659DEE is a light, vivid blue. Relative luminance 0.331; OKLCH L 69.3% C 0.134 H 257.6°. Best body text is #000000 at 7.61:1 contrast (WCAG AA passes).

Color values

HEX	#659DEE
RGB	rgb(101, 157, 238)
HSL	hsl(215, 80%, 66%)
HSV	hsv(215, 58%, 93%)
CMYK	cmyk(57.6%, 34%, 0%, 6.7%)
CIE-LAB	lab(64.20, 5.19, -46.25)
CIE-LCH	lch(64.20, 46.54, 276.41°)
OKLab	oklab(69.26% -0.0287 -0.1308)
OKLCH	oklch(69.26% 0.134 257.6)
XYZ	xyz(32.8510, 33.0509, 85.5206)
Luminance	0.3305 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#659DEE #EEB665

analogous

#65E2EE #659DEE #7265EE

triadic

#659DEE #EE659D #9DEE65

tetradic

#659DEE #EE65E2 #EEB665 #65EE72

square

#659DEE #EE65E2 #EEB665 #65EE72

split-complementary

#659DEE #EE7265 #E2EE65

monochromatic

#165CC3 #2E7AE8 #659DEE #9CC0F4 #D3E3FA

Accessibility & contrast

On white

2.76

#659DEE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.61

#659DEE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #659DEE

7.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##659DEE	#FFFFFF	#000000	##000000
##659DEE	1.00	2.76	7.61	7.61
#FFFFFF	2.76	1.00	21.00	21.00
#000000	7.61	21.00	1.00	1.00
##000000	7.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7BA3F1

Deuteranopia (green-blind)

#6A96EC

Tritanopia (blue-blind)

#00AFBA

Achromatopsia (no color)

#9C9C9C

Design tokens & code

CSS

--color: #659dee;
/* rgb */ color: rgb(101, 157, 238);
/* oklch */ color: oklch(69.3% 0.134 257.6);

Tailwind

colors: {
  custom: {
    50: '#9bb9f4',
    500: '#659dee',
    950: '#000000',
  },
}

SCSS

$custom: #659dee;
$custom-light: #9bb9f4;
$custom-dark: #000000;

JSON

{
  "hex": "#659dee",
  "rgb": {
    "r": 101,
    "g": 157,
    "b": 238
  },
  "hsl": {
    "h": 215.474,
    "s": 80.117,
    "l": 66.471
  },
  "oklch": {
    "l": 0.69261,
    "c": 0.13388,
    "h": 257.6
  },
  "luminance": 0.33054
}

Semantic roles & 50–950 ramp

primary

#659DEE

secondary

#EEDBC1

accent

#8609DC

background

#FAFBFE

surface

#F3F6FD

border

#CDD0D5

text

#0F1117

muted

#7F8085

Preview Lab

Preview with #659DEE

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →